894 \item first reversed-engineered the machine (extremely tedious) |
894 \item first reversed-engineered the machine (extremely tedious) |
895 \item could completely reboot the machine and even install a virus that infects other Diebold machines |
895 \item could completely reboot the machine and even install a virus that infects other Diebold machines |
896 \item obtained also the source code for other machines |
896 \item obtained also the source code for other machines |
897 \end{itemize} |
897 \end{itemize} |
898 |
898 |
899 |
|
900 \end{frame}} |
899 \end{frame}} |
901 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
900 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
902 |
901 |
903 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
902 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
904 \mode<presentation>{ |
903 \mode<presentation>{ |
905 \begin{frame}[c] |
904 \begin{frame}[c] |
906 \frametitle{\begin{tabular}{@ {}c@ {}}Diebold Machines\end{tabular}} |
905 \frametitle{\begin{tabular}{@ {}c@ {}}Diebold Machines\end{tabular}} |
907 |
906 |
908 The work by J.~Alex Halderman: |
907 What could go wrong?\pause \;\;Failure-in-depth.\bigskip\pause |
909 |
|
910 \begin{itemize} |
|
911 \item acquired a machine from an anonymous source\medskip |
|
912 \item the source code running the machine was tried to keep secret\medskip\pause |
|
913 |
|
914 \item first reversed-engineered the machine (extremely tedious) |
|
915 \item could completely reboot the machine and even install a virus that infects other Diebold machines |
|
916 \item obtained also the source code for other machines |
|
917 \end{itemize} |
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918 |
|
919 \end{frame}} |
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920 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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921 |
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922 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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923 \mode<presentation>{ |
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924 \begin{frame}[c] |
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925 \frametitle{\begin{tabular}{@ {}c@ {}}Diebold Machines\end{tabular}} |
|
926 |
|
927 What could go wrong?\pause Failure-in-depth.\bigskip\pause |
|
928 |
908 |
929 A non-obvious problem: |
909 A non-obvious problem: |
930 |
910 |
931 \begin{itemize} |
911 \begin{itemize} |
932 \item you can nowadays get old machines, which still store old polls |
912 \item you can nowadays get old machines, which still store old polls |
933 \end{itemize} |
913 |
934 |
914 \item the paper ballot box needed to be secured during the voting until counting; |
|
915 e-voting machines need to be secured during the entire life-time |
|
916 \end{itemize} |
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917 |
|
918 \end{frame}} |
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919 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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920 |
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921 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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922 \mode<presentation>{ |
|
923 \begin{frame}[c] |
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924 \frametitle{\begin{tabular}{@ {}c@ {}}Paper Trail\end{tabular}} |
|
925 |
|
926 Conclusion:\\ Any electronic solution should have a paper trail. |
|
927 |
|
928 \begin{center} |
|
929 \begin{tabular}{c} |
|
930 \includegraphics[scale=0.5]{pics/opticalscan.jpg} |
|
931 \end{tabular} |
|
932 \end{center}\pause |
|
933 |
|
934 You still have to solve problems about |
|
935 Voter registration, voter authentification, guarding against tampering |
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936 |
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937 \end{frame}} |
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938 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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939 |
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940 |
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941 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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942 \mode<presentation>{ |
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943 \begin{frame}[c] |
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944 \frametitle{\begin{tabular}{@ {}c@ {}}E-Voting in Indial\end{tabular}} |
|
945 |
|
946 Their underlying engineering principle is ``keep-it-simple'': |
|
947 |
|
948 \begin{center} |
|
949 \begin{tabular}{c} |
|
950 \includegraphics[scale=1.05]{pics/indiaellection.jpg}\;\; |
|
951 \includegraphics[scale=0.40]{pics/india1.jpg} |
|
952 \end{tabular} |
|
953 \end{center}\medskip\pause |
|
954 |
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955 Official claims: ``perfect'', ``tamperproof'', ``no need for technical improvements'' , ``infallible'' |
935 \end{frame}} |
956 \end{frame}} |
936 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
957 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
937 |
958 |
938 |
959 |
939 |
960 |